(down) 0 (up)

11 square root of 21 times 2 square root of 7
⚑ Flag

by sheri008 at September 13, 2009

Answers

(up) -1 (down)

11 * 2 = 22 sqrt{21} * sqrt{7} = sqrt{147} Answer: 22(sqrt{147})

⚑ Flag

443

mathguy September 16, 2009